/*******************************************************************************
 * Copyright (c) 2009 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *     Zend Technologies
 *******************************************************************************/
package org.eclipse.php.internal.debug.ui.preferences;

import org.eclipse.php.internal.debug.core.IPHPDebugConstants;
import org.eclipse.php.internal.debug.core.preferences.PHPProjectPreferences;
import org.eclipse.php.internal.debug.ui.PHPDebugUIMessages;
import org.eclipse.php.internal.ui.IPHPHelpContextIds;
import org.eclipse.php.internal.ui.preferences.AbstractPHPPropertyPreferencePage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.PlatformUI;

/**
 * The main PHP | Debug preferences page.
 * 
 * @author Shalom Gibly
 */
public class PHPDebugPropertyPreferencePage extends AbstractPHPPropertyPreferencePage {

	private PHPDebugPreferencesBlock debugPreferencesBlock;
	protected Label fDefaultURLLabel;
	protected Text fDefaultURLTextBox;

	public PHPDebugPropertyPreferencePage() {
		super();
	}

	protected String getPreferenceNodeQualifier() {
		return PHPProjectPreferences.getPreferenceNodeQualifier();
	}

	protected String getPreferencePageID() {
		return IPHPDebugConstants.PREFERENCE_PAGE_ID;
	}

	protected String getProjectSettingsKey() {
		return PHPProjectPreferences.getProjectSettingsKey();
	}

	protected String getPropertyPageID() {
		return IPHPDebugConstants.PROJECT_PAGE_ID;
	}

	public void init(IWorkbench workbench) {
	}

	public String getTitle() {
		return PHPDebugUIMessages.PhpDebugPreferencePage_8;
	}

	protected Control createCommonContents(Composite parent) {
		Composite comp = new Composite(parent, SWT.NONE);
		comp.setLayout(new GridLayout());
		comp.setFont(parent.getFont());
		GridData gd = new GridData(GridData.FILL_HORIZONTAL);
		comp.setLayoutData(gd);

		debugPreferencesBlock = new PHPDebugPreferencesBlock(getProject() == null);

		debugPreferencesBlock.setCompositeAddon(comp);
		debugPreferencesBlock
				.setIsProjectSpecific(fEnableProjectSettings != null && fEnableProjectSettings.getSelection());
		debugPreferencesBlock.initializeValues(this);

		debugPreferencesBlock.setValidator(new IPageValidator() {

			public void validate(IPageControlValidator pageValidator) throws ControlValidationException {

				pageValidator.validate();
				setValid(pageValidator.isValid());
				if (!pageValidator.isValid())
					setErrorMessage(pageValidator.getErrorMessage());
				else {
					setErrorMessage(null);
				}
			}

		});

		if (fEnableProjectSettings != null) {
			fEnableProjectSettings.addSelectionListener(new SelectionAdapter() {
				@Override
				public void widgetSelected(SelectionEvent e) {
					debugPreferencesBlock.setIsProjectSpecific(
							fEnableProjectSettings != null && fEnableProjectSettings.getSelection());
					debugPreferencesBlock.initializeValues(PHPDebugPropertyPreferencePage.this);
				}
			});
		}

		PlatformUI.getWorkbench().getHelpSystem().setHelp(getControl(),
				getProject() != null ? IPHPHelpContextIds.PHP_DEBUG_PROPERTIES : IPHPHelpContextIds.DEBUG_PREFERENCES);
		return comp;
	}

	protected Control createProjectContents(Composite parent) {
		return createCommonContents(parent);
	}

	@Override
	public void performApply() {
		super.performApply();
		debugPreferencesBlock.performApply(isElementSettingsEnabled());
	}

	@Override
	public void performDefaults() {
		super.performDefaults();
		debugPreferencesBlock.performDefaults();
	}

	@Override
	public boolean performOk() {
		boolean res = super.performOk();
		boolean res2 = debugPreferencesBlock.performOK(isElementSettingsEnabled());
		return res && res2;
	}
}